java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 16:33:44,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 16:33:44,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 16:33:44,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 16:33:44,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 16:33:44,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 16:33:44,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 16:33:44,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 16:33:44,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 16:33:44,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 16:33:44,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 16:33:44,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 16:33:44,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 16:33:44,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 16:33:44,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 16:33:44,217 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 16:33:44,218 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 16:33:44,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 16:33:44,221 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 16:33:44,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 16:33:44,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 16:33:44,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 16:33:44,227 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 16:33:44,228 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 16:33:44,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 16:33:44,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 16:33:44,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 16:33:44,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 16:33:44,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 16:33:44,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 16:33:44,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 16:33:44,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 16:33:44,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 16:33:44,240 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 16:33:44,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 16:33:44,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 16:33:44,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 16:33:44,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 16:33:44,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 16:33:44,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 16:33:44,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 16:33:44,246 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-16 16:33:44,278 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 16:33:44,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 16:33:44,279 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 16:33:44,279 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 16:33:44,280 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 16:33:44,280 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 16:33:44,280 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 16:33:44,280 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 16:33:44,281 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 16:33:44,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 16:33:44,281 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 16:33:44,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 16:33:44,281 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 16:33:44,282 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 16:33:44,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 16:33:44,282 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 16:33:44,282 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 16:33:44,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 16:33:44,283 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 16:33:44,283 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 16:33:44,283 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 16:33:44,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:33:44,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 16:33:44,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 16:33:44,284 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 16:33:44,284 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 16:33:44,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 16:33:44,284 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 16:33:44,285 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 16:33:44,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 16:33:44,343 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 16:33:44,351 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 16:33:44,355 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 16:33:44,356 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 16:33:44,356 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c [2019-09-16 16:33:44,420 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0a6edfc0/66217c287ae24d549d37a3db7b44bb0c/FLAGf6c7c8609 [2019-09-16 16:33:44,978 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 16:33:44,979 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product17.cil.c [2019-09-16 16:33:44,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0a6edfc0/66217c287ae24d549d37a3db7b44bb0c/FLAGf6c7c8609 [2019-09-16 16:33:45,263 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0a6edfc0/66217c287ae24d549d37a3db7b44bb0c [2019-09-16 16:33:45,274 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 16:33:45,276 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 16:33:45,277 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 16:33:45,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 16:33:45,282 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 16:33:45,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:33:45" (1/1) ... [2019-09-16 16:33:45,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64dbe6b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:33:45, skipping insertion in model container [2019-09-16 16:33:45,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:33:45" (1/1) ... [2019-09-16 16:33:45,294 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 16:33:45,345 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 16:33:45,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:33:45,766 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 16:33:45,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:33:45,957 INFO L192 MainTranslator]: Completed translation [2019-09-16 16:33:45,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:33:45 WrapperNode [2019-09-16 16:33:45,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 16:33:45,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 16:33:45,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 16:33:45,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 16:33:45,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:33:45" (1/1) ... [2019-09-16 16:33:45,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:33:45" (1/1) ... [2019-09-16 16:33:45,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:33:45" (1/1) ... [2019-09-16 16:33:45,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:33:45" (1/1) ... [2019-09-16 16:33:46,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:33:45" (1/1) ... [2019-09-16 16:33:46,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:33:45" (1/1) ... [2019-09-16 16:33:46,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:33:45" (1/1) ... [2019-09-16 16:33:46,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 16:33:46,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 16:33:46,043 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 16:33:46,043 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 16:33:46,044 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:33:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:33:46,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 16:33:46,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 16:33:46,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 16:33:46,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-16 16:33:46,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 16:33:46,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 16:33:46,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 16:33:46,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 16:33:46,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 16:33:46,112 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 16:33:46,112 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 16:33:46,112 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 16:33:46,112 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 16:33:46,112 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 16:33:46,113 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 16:33:46,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 16:33:46,113 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 16:33:46,113 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 16:33:46,113 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 16:33:46,114 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 16:33:46,114 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 16:33:46,114 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 16:33:46,114 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 16:33:46,114 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 16:33:46,114 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 16:33:46,114 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 16:33:46,115 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 16:33:46,115 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 16:33:46,115 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 16:33:46,115 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 16:33:46,115 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 16:33:46,116 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 16:33:46,116 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 16:33:46,116 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 16:33:46,116 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 16:33:46,116 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 16:33:46,116 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 16:33:46,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 16:33:46,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 16:33:46,117 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 16:33:46,117 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 16:33:46,117 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 16:33:46,117 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 16:33:46,117 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-16 16:33:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 16:33:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 16:33:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 16:33:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 16:33:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 16:33:46,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 16:33:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 16:33:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 16:33:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 16:33:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 16:33:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 16:33:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 16:33:46,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 16:33:46,120 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 16:33:46,120 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 16:33:46,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 16:33:46,120 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 16:33:46,120 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 16:33:46,120 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 16:33:46,121 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 16:33:46,121 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 16:33:46,121 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 16:33:46,121 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 16:33:46,121 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 16:33:46,121 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 16:33:46,121 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 16:33:46,122 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 16:33:46,122 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 16:33:46,122 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 16:33:46,122 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 16:33:46,122 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 16:33:46,122 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 16:33:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 16:33:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 16:33:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 16:33:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 16:33:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 16:33:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 16:33:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 16:33:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 16:33:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 16:33:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 16:33:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 16:33:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 16:33:47,195 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 16:33:47,195 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 16:33:47,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:33:47 BoogieIcfgContainer [2019-09-16 16:33:47,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 16:33:47,199 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 16:33:47,199 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 16:33:47,203 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 16:33:47,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 04:33:45" (1/3) ... [2019-09-16 16:33:47,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c72812d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:33:47, skipping insertion in model container [2019-09-16 16:33:47,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:33:45" (2/3) ... [2019-09-16 16:33:47,205 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c72812d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:33:47, skipping insertion in model container [2019-09-16 16:33:47,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:33:47" (3/3) ... [2019-09-16 16:33:47,208 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product17.cil.c [2019-09-16 16:33:47,218 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 16:33:47,230 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 16:33:47,263 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 16:33:47,309 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-16 16:33:47,310 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 16:33:47,310 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-16 16:33:47,310 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 16:33:47,310 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 16:33:47,311 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 16:33:47,311 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 16:33:47,311 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 16:33:47,311 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 16:33:47,334 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states. [2019-09-16 16:33:47,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-09-16 16:33:47,343 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:33:47,344 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:33:47,346 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:33:47,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:33:47,353 INFO L82 PathProgramCache]: Analyzing trace with hash -697118378, now seen corresponding path program 1 times [2019-09-16 16:33:47,354 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:33:47,355 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:33:47,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:33:47,414 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:33:47,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:33:47,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:33:47,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:33:47,735 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:33:47,736 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-16 16:33:47,741 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-16 16:33:47,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-16 16:33:47,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:33:47,760 INFO L87 Difference]: Start difference. First operand 150 states. Second operand 2 states. [2019-09-16 16:33:47,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:33:47,825 INFO L93 Difference]: Finished difference Result 208 states and 259 transitions. [2019-09-16 16:33:47,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-16 16:33:47,827 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-09-16 16:33:47,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:33:47,843 INFO L225 Difference]: With dead ends: 208 [2019-09-16 16:33:47,844 INFO L226 Difference]: Without dead ends: 104 [2019-09-16 16:33:47,858 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:33:47,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2019-09-16 16:33:47,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2019-09-16 16:33:47,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-09-16 16:33:47,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 121 transitions. [2019-09-16 16:33:47,911 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 121 transitions. Word has length 46 [2019-09-16 16:33:47,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:33:47,912 INFO L475 AbstractCegarLoop]: Abstraction has 104 states and 121 transitions. [2019-09-16 16:33:47,912 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-16 16:33:47,913 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 121 transitions. [2019-09-16 16:33:47,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-09-16 16:33:47,917 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:33:47,917 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:33:47,918 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:33:47,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:33:47,919 INFO L82 PathProgramCache]: Analyzing trace with hash -133554589, now seen corresponding path program 1 times [2019-09-16 16:33:47,919 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:33:47,919 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:33:47,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:33:47,922 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:33:47,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:33:47,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:33:48,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:33:48,082 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:33:48,082 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:33:48,083 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:33:48,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:33:48,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:33:48,085 INFO L87 Difference]: Start difference. First operand 104 states and 121 transitions. Second operand 3 states. [2019-09-16 16:33:48,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:33:48,112 INFO L93 Difference]: Finished difference Result 157 states and 181 transitions. [2019-09-16 16:33:48,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:33:48,113 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-09-16 16:33:48,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:33:48,115 INFO L225 Difference]: With dead ends: 157 [2019-09-16 16:33:48,115 INFO L226 Difference]: Without dead ends: 95 [2019-09-16 16:33:48,116 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:33:48,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2019-09-16 16:33:48,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2019-09-16 16:33:48,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-09-16 16:33:48,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2019-09-16 16:33:48,129 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 47 [2019-09-16 16:33:48,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:33:48,129 INFO L475 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2019-09-16 16:33:48,130 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:33:48,130 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2019-09-16 16:33:48,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-16 16:33:48,132 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:33:48,132 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:33:48,132 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:33:48,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:33:48,133 INFO L82 PathProgramCache]: Analyzing trace with hash 70814948, now seen corresponding path program 1 times [2019-09-16 16:33:48,133 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:33:48,133 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:33:48,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:33:48,136 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:33:48,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:33:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:33:48,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:33:48,261 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:33:48,261 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:33:48,262 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:33:48,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:33:48,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:33:48,266 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand 3 states. [2019-09-16 16:33:48,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:33:48,285 INFO L93 Difference]: Finished difference Result 166 states and 195 transitions. [2019-09-16 16:33:48,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:33:48,286 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2019-09-16 16:33:48,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:33:48,288 INFO L225 Difference]: With dead ends: 166 [2019-09-16 16:33:48,288 INFO L226 Difference]: Without dead ends: 95 [2019-09-16 16:33:48,289 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:33:48,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2019-09-16 16:33:48,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2019-09-16 16:33:48,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-09-16 16:33:48,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2019-09-16 16:33:48,308 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 51 [2019-09-16 16:33:48,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:33:48,308 INFO L475 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2019-09-16 16:33:48,308 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:33:48,309 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2019-09-16 16:33:48,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-09-16 16:33:48,311 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:33:48,312 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:33:48,312 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:33:48,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:33:48,315 INFO L82 PathProgramCache]: Analyzing trace with hash 1870012479, now seen corresponding path program 1 times [2019-09-16 16:33:48,315 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:33:48,315 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:33:48,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:33:48,318 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:33:48,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:33:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:33:48,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:33:48,504 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:33:48,504 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:33:48,505 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:33:48,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:33:48,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:33:48,506 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 6 states. [2019-09-16 16:33:48,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:33:48,720 INFO L93 Difference]: Finished difference Result 230 states and 273 transitions. [2019-09-16 16:33:48,721 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:33:48,721 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2019-09-16 16:33:48,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:33:48,725 INFO L225 Difference]: With dead ends: 230 [2019-09-16 16:33:48,725 INFO L226 Difference]: Without dead ends: 159 [2019-09-16 16:33:48,726 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-16 16:33:48,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2019-09-16 16:33:48,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 157. [2019-09-16 16:33:48,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2019-09-16 16:33:48,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 182 transitions. [2019-09-16 16:33:48,761 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 182 transitions. Word has length 59 [2019-09-16 16:33:48,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:33:48,762 INFO L475 AbstractCegarLoop]: Abstraction has 157 states and 182 transitions. [2019-09-16 16:33:48,762 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:33:48,762 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 182 transitions. [2019-09-16 16:33:48,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-09-16 16:33:48,770 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:33:48,771 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:33:48,773 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:33:48,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:33:48,774 INFO L82 PathProgramCache]: Analyzing trace with hash 654505667, now seen corresponding path program 1 times [2019-09-16 16:33:48,774 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:33:48,774 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:33:48,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:33:48,782 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:33:48,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:33:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:33:48,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:33:48,977 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:33:48,977 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:33:48,977 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:33:48,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:33:48,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:33:48,978 INFO L87 Difference]: Start difference. First operand 157 states and 182 transitions. Second operand 7 states. [2019-09-16 16:33:49,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:33:49,298 INFO L93 Difference]: Finished difference Result 245 states and 292 transitions. [2019-09-16 16:33:49,298 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:33:49,298 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 63 [2019-09-16 16:33:49,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:33:49,299 INFO L225 Difference]: With dead ends: 245 [2019-09-16 16:33:49,299 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 16:33:49,304 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-09-16 16:33:49,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 16:33:49,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 16:33:49,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 16:33:49,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 16:33:49,309 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2019-09-16 16:33:49,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:33:49,309 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 16:33:49,309 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:33:49,309 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 16:33:49,310 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 16:33:49,316 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-16 16:33:49,958 INFO L443 ceAbstractionStarter]: For program point L152(lines 152 156) no Hoare annotation was computed. [2019-09-16 16:33:49,958 INFO L443 ceAbstractionStarter]: For program point L152-1(lines 152 156) no Hoare annotation was computed. [2019-09-16 16:33:49,958 INFO L443 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-09-16 16:33:49,958 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 121 176) no Hoare annotation was computed. [2019-09-16 16:33:49,958 INFO L443 ceAbstractionStarter]: For program point L146-2(lines 146 167) no Hoare annotation was computed. [2019-09-16 16:33:49,959 INFO L443 ceAbstractionStarter]: For program point L168(lines 145 169) no Hoare annotation was computed. [2019-09-16 16:33:49,959 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 121 176) no Hoare annotation was computed. [2019-09-16 16:33:49,959 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 121 176) no Hoare annotation was computed. [2019-09-16 16:33:49,959 INFO L443 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2019-09-16 16:33:49,959 INFO L443 ceAbstractionStarter]: For program point L222-1(line 222) no Hoare annotation was computed. [2019-09-16 16:33:49,959 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 177 236) no Hoare annotation was computed. [2019-09-16 16:33:49,959 INFO L443 ceAbstractionStarter]: For program point L209(lines 209 213) no Hoare annotation was computed. [2019-09-16 16:33:49,960 INFO L443 ceAbstractionStarter]: For program point L209-1(lines 209 213) no Hoare annotation was computed. [2019-09-16 16:33:49,960 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 177 236) no Hoare annotation was computed. [2019-09-16 16:33:49,960 INFO L443 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-09-16 16:33:49,960 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 177 236) no Hoare annotation was computed. [2019-09-16 16:33:49,960 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 228) no Hoare annotation was computed. [2019-09-16 16:33:49,960 INFO L443 ceAbstractionStarter]: For program point L229(lines 202 230) no Hoare annotation was computed. [2019-09-16 16:33:49,961 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 878 884) the Hoare annotation is: true [2019-09-16 16:33:49,961 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 878 884) no Hoare annotation was computed. [2019-09-16 16:33:49,961 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 885 893) no Hoare annotation was computed. [2019-09-16 16:33:49,961 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 885 893) the Hoare annotation is: true [2019-09-16 16:33:49,961 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 885 893) no Hoare annotation was computed. [2019-09-16 16:33:49,962 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 515 537) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,962 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 515 537) no Hoare annotation was computed. [2019-09-16 16:33:49,962 INFO L439 ceAbstractionStarter]: At program point L527(line 527) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,962 INFO L439 ceAbstractionStarter]: At program point L527-1(line 527) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,963 INFO L443 ceAbstractionStarter]: For program point L525(lines 525 532) no Hoare annotation was computed. [2019-09-16 16:33:49,963 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 515 537) no Hoare annotation was computed. [2019-09-16 16:33:49,963 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 525 532) no Hoare annotation was computed. [2019-09-16 16:33:49,963 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-09-16 16:33:49,963 INFO L439 ceAbstractionStarter]: At program point L522(line 522) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,964 INFO L439 ceAbstractionStarter]: At program point L521(line 521) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,964 INFO L439 ceAbstractionStarter]: At program point L521-1(line 521) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,964 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-09-16 16:33:49,964 INFO L443 ceAbstractionStarter]: For program point L480(line 480) no Hoare annotation was computed. [2019-09-16 16:33:49,964 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 470 493) no Hoare annotation was computed. [2019-09-16 16:33:49,964 INFO L443 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-09-16 16:33:49,965 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-09-16 16:33:49,965 INFO L443 ceAbstractionStarter]: For program point L477(line 477) no Hoare annotation was computed. [2019-09-16 16:33:49,965 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 470 493) no Hoare annotation was computed. [2019-09-16 16:33:49,965 INFO L443 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-09-16 16:33:49,965 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 470 493) no Hoare annotation was computed. [2019-09-16 16:33:49,965 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-09-16 16:33:49,965 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-09-16 16:33:49,966 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-09-16 16:33:49,966 INFO L443 ceAbstractionStarter]: For program point L486(line 486) no Hoare annotation was computed. [2019-09-16 16:33:49,966 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-09-16 16:33:49,966 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-09-16 16:33:49,966 INFO L443 ceAbstractionStarter]: For program point L483(line 483) no Hoare annotation was computed. [2019-09-16 16:33:49,966 INFO L443 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-09-16 16:33:49,967 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 640 648) no Hoare annotation was computed. [2019-09-16 16:33:49,967 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 640 648) the Hoare annotation is: true [2019-09-16 16:33:49,967 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 640 648) no Hoare annotation was computed. [2019-09-16 16:33:49,967 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 685 703) the Hoare annotation is: true [2019-09-16 16:33:49,967 INFO L443 ceAbstractionStarter]: For program point L694(lines 694 698) no Hoare annotation was computed. [2019-09-16 16:33:49,967 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 685 703) no Hoare annotation was computed. [2019-09-16 16:33:49,967 INFO L446 ceAbstractionStarter]: At program point L692(line 692) the Hoare annotation is: true [2019-09-16 16:33:49,968 INFO L443 ceAbstractionStarter]: For program point L694-2(lines 694 698) no Hoare annotation was computed. [2019-09-16 16:33:49,968 INFO L443 ceAbstractionStarter]: For program point L692-1(line 692) no Hoare annotation was computed. [2019-09-16 16:33:49,968 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 685 703) no Hoare annotation was computed. [2019-09-16 16:33:49,968 INFO L443 ceAbstractionStarter]: For program point L668(lines 668 676) no Hoare annotation was computed. [2019-09-16 16:33:49,968 INFO L443 ceAbstractionStarter]: For program point L668-2(lines 668 676) no Hoare annotation was computed. [2019-09-16 16:33:49,968 INFO L443 ceAbstractionStarter]: For program point L656(lines 656 664) no Hoare annotation was computed. [2019-09-16 16:33:49,968 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 649 684) no Hoare annotation was computed. [2019-09-16 16:33:49,969 INFO L443 ceAbstractionStarter]: For program point L656-2(lines 656 664) no Hoare annotation was computed. [2019-09-16 16:33:49,969 INFO L443 ceAbstractionStarter]: For program point L679(line 679) no Hoare annotation was computed. [2019-09-16 16:33:49,969 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 649 684) no Hoare annotation was computed. [2019-09-16 16:33:49,969 INFO L443 ceAbstractionStarter]: For program point L679-1(line 679) no Hoare annotation was computed. [2019-09-16 16:33:49,969 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 649 684) no Hoare annotation was computed. [2019-09-16 16:33:49,969 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 871 877) no Hoare annotation was computed. [2019-09-16 16:33:49,969 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 871 877) the Hoare annotation is: true [2019-09-16 16:33:49,970 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 75 120) no Hoare annotation was computed. [2019-09-16 16:33:49,970 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 75 120) no Hoare annotation was computed. [2019-09-16 16:33:49,970 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 75 120) no Hoare annotation was computed. [2019-09-16 16:33:49,970 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 388 433) no Hoare annotation was computed. [2019-09-16 16:33:49,970 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 415) no Hoare annotation was computed. [2019-09-16 16:33:49,970 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 422) no Hoare annotation was computed. [2019-09-16 16:33:49,970 INFO L443 ceAbstractionStarter]: For program point L402-1(lines 402 422) no Hoare annotation was computed. [2019-09-16 16:33:49,971 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 388 433) no Hoare annotation was computed. [2019-09-16 16:33:49,971 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 388 433) no Hoare annotation was computed. [2019-09-16 16:33:49,971 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 502 511) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,971 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 502 511) no Hoare annotation was computed. [2019-09-16 16:33:49,971 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 502 511) no Hoare annotation was computed. [2019-09-16 16:33:49,971 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 629 639) no Hoare annotation was computed. [2019-09-16 16:33:49,971 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 629 639) no Hoare annotation was computed. [2019-09-16 16:33:49,972 INFO L443 ceAbstractionStarter]: For program point L634(line 634) no Hoare annotation was computed. [2019-09-16 16:33:49,972 INFO L443 ceAbstractionStarter]: For program point L634-1(line 634) no Hoare annotation was computed. [2019-09-16 16:33:49,972 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 629 639) no Hoare annotation was computed. [2019-09-16 16:33:49,972 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 621 628) the Hoare annotation is: true [2019-09-16 16:33:49,972 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 621 628) no Hoare annotation was computed. [2019-09-16 16:33:49,972 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 621 628) no Hoare annotation was computed. [2019-09-16 16:33:49,973 INFO L439 ceAbstractionStarter]: At program point L607(line 607) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,973 INFO L443 ceAbstractionStarter]: For program point L607-1(lines 588 612) no Hoare annotation was computed. [2019-09-16 16:33:49,973 INFO L439 ceAbstractionStarter]: At program point L602(line 602) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,973 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 588 612) no Hoare annotation was computed. [2019-09-16 16:33:49,973 INFO L439 ceAbstractionStarter]: At program point L598(line 598) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,973 INFO L443 ceAbstractionStarter]: For program point L596(lines 596 604) no Hoare annotation was computed. [2019-09-16 16:33:49,973 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 588 612) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,974 INFO L439 ceAbstractionStarter]: At program point L594(line 594) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,974 INFO L443 ceAbstractionStarter]: For program point L594-1(line 594) no Hoare annotation was computed. [2019-09-16 16:33:49,974 INFO L443 ceAbstractionStarter]: For program point L592(lines 592 609) no Hoare annotation was computed. [2019-09-16 16:33:49,974 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 580 586) no Hoare annotation was computed. [2019-09-16 16:33:49,974 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 580 586) the Hoare annotation is: true [2019-09-16 16:33:49,975 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 795 858) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,975 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 795 858) no Hoare annotation was computed. [2019-09-16 16:33:49,975 INFO L439 ceAbstractionStarter]: At program point L851(lines 804 852) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,975 INFO L443 ceAbstractionStarter]: For program point L841(lines 841 845) no Hoare annotation was computed. [2019-09-16 16:33:49,975 INFO L439 ceAbstractionStarter]: At program point L841-2(lines 835 846) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,976 INFO L443 ceAbstractionStarter]: For program point L806(lines 805 850) no Hoare annotation was computed. [2019-09-16 16:33:49,976 INFO L443 ceAbstractionStarter]: For program point L835(lines 835 846) no Hoare annotation was computed. [2019-09-16 16:33:49,976 INFO L439 ceAbstractionStarter]: At program point L827(line 827) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,976 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 831) no Hoare annotation was computed. [2019-09-16 16:33:49,976 INFO L443 ceAbstractionStarter]: For program point L825-1(lines 825 831) no Hoare annotation was computed. [2019-09-16 16:33:49,976 INFO L439 ceAbstractionStarter]: At program point L817(line 817) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,977 INFO L439 ceAbstractionStarter]: At program point L848(lines 805 850) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,977 INFO L443 ceAbstractionStarter]: For program point L815(lines 815 821) no Hoare annotation was computed. [2019-09-16 16:33:49,977 INFO L443 ceAbstractionStarter]: For program point L815-1(lines 815 821) no Hoare annotation was computed. [2019-09-16 16:33:49,977 INFO L443 ceAbstractionStarter]: For program point L807(lines 807 811) no Hoare annotation was computed. [2019-09-16 16:33:49,977 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 795 858) no Hoare annotation was computed. [2019-09-16 16:33:49,977 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 342 387) no Hoare annotation was computed. [2019-09-16 16:33:49,978 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 342 387) no Hoare annotation was computed. [2019-09-16 16:33:49,978 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 342 387) no Hoare annotation was computed. [2019-09-16 16:33:49,978 INFO L443 ceAbstractionStarter]: For program point L362(lines 362 369) no Hoare annotation was computed. [2019-09-16 16:33:49,978 INFO L443 ceAbstractionStarter]: For program point L356(lines 356 376) no Hoare annotation was computed. [2019-09-16 16:33:49,978 INFO L443 ceAbstractionStarter]: For program point L356-1(lines 356 376) no Hoare annotation was computed. [2019-09-16 16:33:49,978 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 785 793) no Hoare annotation was computed. [2019-09-16 16:33:49,978 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 785 793) the Hoare annotation is: true [2019-09-16 16:33:49,978 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 785 793) no Hoare annotation was computed. [2019-09-16 16:33:49,979 INFO L443 ceAbstractionStarter]: For program point L761(lines 761 769) no Hoare annotation was computed. [2019-09-16 16:33:49,979 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 753 775) no Hoare annotation was computed. [2019-09-16 16:33:49,979 INFO L443 ceAbstractionStarter]: For program point L761-2(lines 761 769) no Hoare annotation was computed. [2019-09-16 16:33:49,979 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 753 775) no Hoare annotation was computed. [2019-09-16 16:33:49,979 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 753 775) no Hoare annotation was computed. [2019-09-16 16:33:49,979 INFO L443 ceAbstractionStarter]: For program point L289(lines 288 308) no Hoare annotation was computed. [2019-09-16 16:33:49,979 INFO L443 ceAbstractionStarter]: For program point L320(line 320) no Hoare annotation was computed. [2019-09-16 16:33:49,980 INFO L443 ceAbstractionStarter]: For program point L320-1(line 320) no Hoare annotation was computed. [2019-09-16 16:33:49,980 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 239 341) no Hoare annotation was computed. [2019-09-16 16:33:49,980 INFO L443 ceAbstractionStarter]: For program point L285(lines 285 326) no Hoare annotation was computed. [2019-09-16 16:33:49,980 INFO L443 ceAbstractionStarter]: For program point L304(line 304) no Hoare annotation was computed. [2019-09-16 16:33:49,980 INFO L443 ceAbstractionStarter]: For program point L304-1(line 304) no Hoare annotation was computed. [2019-09-16 16:33:49,980 INFO L443 ceAbstractionStarter]: For program point L263(lines 263 267) no Hoare annotation was computed. [2019-09-16 16:33:49,980 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 338) no Hoare annotation was computed. [2019-09-16 16:33:49,980 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 239 341) no Hoare annotation was computed. [2019-09-16 16:33:49,981 INFO L443 ceAbstractionStarter]: For program point L290(lines 290 294) no Hoare annotation was computed. [2019-09-16 16:33:49,981 INFO L443 ceAbstractionStarter]: For program point L288-2(lines 288 308) no Hoare annotation was computed. [2019-09-16 16:33:49,981 INFO L443 ceAbstractionStarter]: For program point L309(lines 287 310) no Hoare annotation was computed. [2019-09-16 16:33:49,981 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 239 341) no Hoare annotation was computed. [2019-09-16 16:33:49,981 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 284) no Hoare annotation was computed. [2019-09-16 16:33:49,981 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 335) no Hoare annotation was computed. [2019-09-16 16:33:49,981 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 861 870) no Hoare annotation was computed. [2019-09-16 16:33:49,982 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 861 870) no Hoare annotation was computed. [2019-09-16 16:33:49,982 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 861 870) no Hoare annotation was computed. [2019-09-16 16:33:49,982 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:33:49,982 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-09-16 16:33:49,982 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:33:49,982 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 613 620) no Hoare annotation was computed. [2019-09-16 16:33:49,982 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 613 620) no Hoare annotation was computed. [2019-09-16 16:33:49,982 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 613 620) no Hoare annotation was computed. [2019-09-16 16:33:49,983 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 776 784) no Hoare annotation was computed. [2019-09-16 16:33:49,983 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 776 784) no Hoare annotation was computed. [2019-09-16 16:33:49,983 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 776 784) no Hoare annotation was computed. [2019-09-16 16:33:49,983 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:33:49,983 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-16 16:33:49,983 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:33:49,983 INFO L443 ceAbstractionStarter]: For program point L736-1(lines 732 743) no Hoare annotation was computed. [2019-09-16 16:33:49,984 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 732 743) the Hoare annotation is: (or (= 0 ~methaneLevelCritical~0) (not (= 0 ~pumpRunning~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,984 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 732 743) no Hoare annotation was computed. [2019-09-16 16:33:49,984 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 744 752) the Hoare annotation is: true [2019-09-16 16:33:49,984 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 744 752) no Hoare annotation was computed. [2019-09-16 16:33:49,984 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 744 752) no Hoare annotation was computed. [2019-09-16 16:33:49,984 INFO L439 ceAbstractionStarter]: At program point L569(line 569) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,985 INFO L439 ceAbstractionStarter]: At program point L567(lines 567 573) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,985 INFO L439 ceAbstractionStarter]: At program point L562(line 562) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,985 INFO L443 ceAbstractionStarter]: For program point L560(lines 559 578) no Hoare annotation was computed. [2019-09-16 16:33:49,985 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 556 579) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,985 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 556 579) no Hoare annotation was computed. [2019-09-16 16:33:49,985 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 556 579) no Hoare annotation was computed. [2019-09-16 16:33:49,985 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-09-16 16:33:49,985 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 437 466) no Hoare annotation was computed. [2019-09-16 16:33:49,986 INFO L446 ceAbstractionStarter]: At program point L447-2(lines 447 461) the Hoare annotation is: true [2019-09-16 16:33:49,986 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 437 466) the Hoare annotation is: true [2019-09-16 16:33:49,986 INFO L446 ceAbstractionStarter]: At program point L443(line 443) the Hoare annotation is: true [2019-09-16 16:33:49,986 INFO L443 ceAbstractionStarter]: For program point L443-1(line 443) no Hoare annotation was computed. [2019-09-16 16:33:49,986 INFO L446 ceAbstractionStarter]: At program point L462(lines 437 466) the Hoare annotation is: true [2019-09-16 16:33:49,986 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-09-16 16:33:49,986 INFO L443 ceAbstractionStarter]: For program point L451(lines 451 455) no Hoare annotation was computed. [2019-09-16 16:33:49,987 INFO L446 ceAbstractionStarter]: At program point L451-1(lines 451 455) the Hoare annotation is: true [2019-09-16 16:33:49,987 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 708 719) the Hoare annotation is: true [2019-09-16 16:33:49,987 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 708 719) no Hoare annotation was computed. [2019-09-16 16:33:49,987 INFO L443 ceAbstractionStarter]: For program point L712-1(lines 708 719) no Hoare annotation was computed. [2019-09-16 16:33:49,987 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 494 500) no Hoare annotation was computed. [2019-09-16 16:33:49,987 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 494 500) the Hoare annotation is: true [2019-09-16 16:33:49,987 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:33:49,988 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (<= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-09-16 16:33:49,988 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-16 16:33:49,988 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:33:49,988 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 720 731) no Hoare annotation was computed. [2019-09-16 16:33:49,988 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 720 731) the Hoare annotation is: true [2019-09-16 16:33:49,988 INFO L443 ceAbstractionStarter]: For program point L724-1(lines 720 731) no Hoare annotation was computed. [2019-09-16 16:33:49,988 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 539 546) no Hoare annotation was computed. [2019-09-16 16:33:49,989 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2019-09-16 16:33:49,989 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 539 546) the Hoare annotation is: true [2019-09-16 16:33:49,989 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 539 546) no Hoare annotation was computed. [2019-09-16 16:33:49,989 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 43 67) the Hoare annotation is: true [2019-09-16 16:33:49,989 INFO L439 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,989 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 43 67) no Hoare annotation was computed. [2019-09-16 16:33:49,989 INFO L443 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2019-09-16 16:33:49,990 INFO L439 ceAbstractionStarter]: At program point L53(line 53) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:33:49,990 INFO L443 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2019-09-16 16:33:49,990 INFO L443 ceAbstractionStarter]: For program point L51(lines 51 64) no Hoare annotation was computed. [2019-09-16 16:33:49,990 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 43 67) no Hoare annotation was computed. [2019-09-16 16:33:49,990 INFO L446 ceAbstractionStarter]: At program point L49(line 49) the Hoare annotation is: true [2019-09-16 16:33:49,990 INFO L443 ceAbstractionStarter]: For program point L49-1(line 49) no Hoare annotation was computed. [2019-09-16 16:33:50,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 04:33:50 BoogieIcfgContainer [2019-09-16 16:33:50,004 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 16:33:50,007 INFO L168 Benchmark]: Toolchain (without parser) took 4730.86 ms. Allocated memory was 137.9 MB in the beginning and 268.4 MB in the end (delta: 130.5 MB). Free memory was 84.2 MB in the beginning and 80.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 134.3 MB. Max. memory is 7.1 GB. [2019-09-16 16:33:50,008 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 103.9 MB in the beginning and 103.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-09-16 16:33:50,010 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.23 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 84.0 MB in the beginning and 162.1 MB in the end (delta: -78.1 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-09-16 16:33:50,011 INFO L168 Benchmark]: Boogie Preprocessor took 83.88 ms. Allocated memory is still 198.2 MB. Free memory was 162.1 MB in the beginning and 158.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-16 16:33:50,011 INFO L168 Benchmark]: RCFGBuilder took 1154.74 ms. Allocated memory is still 198.2 MB. Free memory was 158.3 MB in the beginning and 74.8 MB in the end (delta: 83.5 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. [2019-09-16 16:33:50,013 INFO L168 Benchmark]: TraceAbstraction took 2805.85 ms. Allocated memory was 198.2 MB in the beginning and 268.4 MB in the end (delta: 70.3 MB). Free memory was 74.8 MB in the beginning and 80.5 MB in the end (delta: -5.6 MB). Peak memory consumption was 64.6 MB. Max. memory is 7.1 GB. [2019-09-16 16:33:50,017 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 103.9 MB in the beginning and 103.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 681.23 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 84.0 MB in the beginning and 162.1 MB in the end (delta: -78.1 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.88 ms. Allocated memory is still 198.2 MB. Free memory was 162.1 MB in the beginning and 158.3 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1154.74 ms. Allocated memory is still 198.2 MB. Free memory was 158.3 MB in the beginning and 74.8 MB in the end (delta: 83.5 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2805.85 ms. Allocated memory was 198.2 MB in the beginning and 268.4 MB in the end (delta: 70.3 MB). Free memory was 74.8 MB in the beginning and 80.5 MB in the end (delta: -5.6 MB). Peak memory consumption was 64.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 543]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 214 locations, 1 error locations. SAFE Result, 2.6s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 0.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 526 SDtfs, 234 SDslu, 587 SDs, 0 SdLazy, 209 SolverSat, 49 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=157occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 223 PreInvPairs, 236 NumberOfFragments, 422 HoareAnnotationTreeSize, 223 FomulaSimplifications, 68 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 49 FomulaSimplificationsInter, 705 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 266 NumberOfCodeBlocks, 266 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 261 ConstructedInterpolants, 0 QuantifiedInterpolants, 25229 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...